Home / 3,471.30-4,790.37-1,877.94

Finding the Fourth Proportional to 3,471.30, 4,790.37 and 1,877.94

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Solution

The fourth proportional to 3,471.30, 4,790.37 and 1,877.94 is: 2,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,471.30 : 4,790.37 = 1,877.94 : x
  2. Step 2: Convert to fraction form
    3,471.30/4,790.37 = 1,877.94/x
  3. Step 3: Cross multiply
    3,471.30x = 4,790.37 × 1,877.94
  4. Step 4: Simplify right side
    3,471.30x = 8,996,035.57
  5. Step 5: Solve for x
    x = 8,996,035.57/3,471.30
  6. Step 6: Final answer
    x = 2,591.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.